title: A foodborne outbreak of streptococcal pharyngitis--Portland, Oregon.
mesh_terms: D005517:Foodborne Diseases / Q000209:etiology*; D006801:Humans; D009922:Oregon; D010612:Pharyngitis / Q000209:etiology*; D013290:Streptococcal Infections / Q000209:etiology*; D013297:Streptococcus pyogenes